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Table 1 Clinical and Laboratory characteristics in ELC group versus non-ELC group

From: Diagonal ear lobe crease in diabetic south Indian population: Is it associated with Diabetic Retinopathy?. Sankara Nethralaya Diabetic Retinopathy Epidemiology And Molecular-genetics Study (SN-DREAMS, Report no. 3)

 

ELC Group (Present) n = 844

ELC Group (absent)

n = 570

P value

Age (years)

57.39+/-10.13

54.75+/-9.65

<0.0001

Gender

   

Male

463 (54.9)

287 (50.4)

0.1076

Female

381 (45.1)

283 (49.6)

0.1076

Smoking

169 (20.0)

108 (18.9)

0.6576

Alcohol

175 (20.73)

135 (23.68)

0.2114

Retinopathy group

   

No DR

690 (81.8)

469 (82.3)

0.8654

Any DR

154 (18.2)

101 (17.71)

0.8657

NST

124 (14.7)

91 (16.0)

0.5538

ST

30 (3.6)

10 (1.8)

0.0680

Duration of DM (months)

79.90+/-76.66

70.86+/-73.91

0.0275

BMI (Kg/m 2 )

25.48+/-4.16

25.22+/-3.98

0.2410

BP Systolic (mmHg)

139.51+/-21.13

138.57+/-20.27

0.4044

BP Diastolic (mmHg)

81.98+/-11.33

81.93+/-11.44

0.9354

Glycosylated Hb

8.34+/-2.25

7.99+/-2.11

0.0033

Serum cholesterol (mg/dL)

186.77+/-39.77

186.16+/-42.19

0.7826

Serum HDL (mg/dL)

39.35+/-9.66

39.06+/-10.91

0.5994

Ratio HDL/cholestrol

0.200+/-0.059

0.204+/-0.064

0.2272

SES

   

Lower

653 (77.36)

500 (87.71)

<0.0001

Upper

191 (22.6)

70 (12.3)

<0.0001

Microalbuminuria

   

Normal

681 (80.7)

469 (82.3)

0.4914

Microalbuminuria

139 (16.5)

87 (15.3)

0.6670

Clinical microbuminuria

24 (2.8)

14 (2.5)

0.8612

  1. ELC: Ear lobe crease, DR: Diabetic retinopathy, NST: Non-Sight threatening diabetic retinopathy including mild and moderate non-proliferative diabetic retinopathy, ST: Sight threatening diabetic retinopathy including severe non-proliferative diabetic retinopathy, proliferative diabetic retinopathy and diabetic macular edema, DM: Diabetes mellitus, BMI: Body mass index, BP: Blood pressure, Hb: Heamoglobin, HDL: High density lipoprotein, SES: Socioeconomic status.